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- Apple II
- Technical Notes
- _____________________________________________________________________________
- Developer Technical Support
-
- #0: About Apple II Technical Notes June 1992
- _____________________________________________________________________________
-
-
- Technical Note #0 (this document) accompanies each release of Apple II
- Technical Notes. This release includes new Notes for the Apple IIgs #105,
- 106, 107 & 108, new ProDOS Note #30, new GS/OS Note #14, revised Notes for the
- IIgs #12, 14, 24, 25, 51, 52, 53, 66, 67, 71, 72, 74, 75, 76, 78, 83, 91, 93,
- 94, 98, 99, 100, 101, 102 and 103, ProDOS #23 and 24, Miscellaneous #14 and
- 15, and GS/OS #1, 9, 10 and 13 as well as an index to all released Apple II
- Technical Notes, File Type Notes, and Sample Code. If there are any subjects
- which you would like to see treated in a Technical Note (or if you have any
- questions about existing Technical Notes), please contact us at one of the
- following addresses:
-
- Apple II Technical Notes
- Developer Technical Support
- Apple Computer, Inc.
- 20525 Mariani Avenue, M/S 75-3T
- Cupertino, CA 95014
- AppleLink: DEVSUPPORT
- Internet: DEVSUPPORT@AppleLink.Apple.com
-
- We want Technical Notes to be distributed as widely as possible, so they are
- sent to all Partners and Associates at no charge; they are also posted on
- AppleLink in the Developer Services bulletin board and other electronic
- sources, including the Apple FTP site (IP 130.43.2.3). You can also order
- them through Resource Central. As a Resource Central customer, you have
- access to the tools and documentation necessary to develop Apple II-compatible
- products. For more information about Resource Central, contact:
-
- Resource Central, Inc.
- P.O. Box 11250
- Overland Park, KS 66207
- (913) 469-6502
- Fax: (913) 469-6507
- AppleLink: A2.CENTRAL
- Internet: A2.CENTRAL@AppleLink.Apple.com
- GEnie: RC.ELLEN
-
- We place no restrictions on copying Technical Notes, with the exception that
- you cannot resell them, so read, enjoy, and share. We hope Apple II Technical
- Notes will provide you with lots of valuable information while you are
- developing Apple II hardware and software. The following pages list all Apple
- II Technical Notes that have been released.
-
- This Technical Note batch was originally released in May 1992. Since that
- time, many of the contact addresses have changed and some typographical errors
- have been fixed. To note these changes, this document now bears the date June
- 1992. No content of any Notes has changed since May 1992.
- Released Apple II Technical Notes June 1992
-
- New ***
- Revised *R*
- Apple IIc
-
- 1 Mouse Differences On IIe and IIc 11/88
- 2 40-Column and Double High-Resolution Graphics 11/88
- 3 Foreign Language Keyboard Layouts 11/88
- 4 Dvorak Keyboard Layout 11/88
- 5 Memory Expansion on the Apple IIc 11/88
- 6 Buffering Blues 11/88
- 7 Existing Versions 11/88
- 8 Single-Sided 3.5" Media and the Apple IIc Plus 5/89
- 9 Detecting VBL 11/90
-
- Apple IIe
-
- 1 Overview of the Apple IIe 11/88
- 2 Hardware Protocol for Doing DMA 11/88
- 3 Double High-Resolution Graphics 11/88
- 4 RDY line 11/88
- 5 /INH line 11/88
- 6 The Apple II Paddle Circuits 11/88
- 7 Interfaces--Serial, Parallel, and IEEE-488 11/88
- 8 Known Anomalies of Enhanced IIe ROMs 11/88
- 9 Switch Input Changes 11/88
- 10 The Apple IIe Card for the Macintosh LC 07/91
-
- Apple IIgs
-
- 1 How to Install Custom BRK and /NMI Handlers 11/88
- 2 Transforming I/O Subroutines for Use in "Native" Mode 11/88
- 3 Window Information Bar Use 1/91
- 4 Changing Graphics Modes in Mid-Application 1/91
- 5 Window and Menu Titles 11/90
- 6 QuickDraw II Pattern Data Structure 7/89
- 7 Halt Mechanism in IIgs SANE 11/88
- 8 Elems Functions in IIgs SANE 11/88
- 9 IIgs Sound Expansion Connector:
- Analog Input/Output Impedances 11/88
- 10 InvalRgn Twist 11/88
- 11 Ensoniq DOC Swap-Mode Anomaly 11/88
- *R* 12 Tool Set Interdependencies 5/92
- 13 ROM 1.0 Modem Firmware Bug 11/88
- *R* 14 Standard File Screwiness 5/92
- 15 InstallFont and Big Fonts 7/89
- 16 Notes on Background Printing 11/88
- 17 Application Memory Management and MMStartUp User ID 11/88
- 18 Do-It-Yourself SCC Access 7/90
- 19 Multichanel Out. with the Apple IIgs Note Synthesizer 11/88
- 20 Catalog of APW Language Numbers 3/90
- 21 DMA Compatibility for Expansion RAM 11/88
- 22 Proper Use of Dynamic Segments 9/90
- 23 Toolbox Use of DOC RAM 11/88
- *R* 24 Apple IIgs Toolbox Reference Updates 5/92
- *R* 25 Apple IIgs Firmware Reference Updates 5/92
- 26 ROM Revision Summary 9/89
- 27 Graphics Image File Formats 11/88
- 28 Interface Card Design Guidelines 11/88
- 29 Monochrome High-Resolution Mode 11/88
- 30 Apple IIgs Hardware Reference Updates 9/90
- 31 Redirecting Output in APW C 11/88
- 32 /INH Line Anomaly 11/88
- 33 ERRORDEATH Macro 11/88
- 34 Low-Level QuickDraw II Routines 1/91
- 35 Printer Driver Specifications 9/90
- 36 Port Driver Specifications 9/89
- 37 Free-Form Synthesizer Tips 11/88
- 38 List Controls in Dialog Boxes 9/90
- 39 Mega II Video Counters 7/89
- 40 VBL Signal 7/89
- 41 Font Family Numbers 11/90
- 42 Custom Windows 11/88
- 43 Undocumented Feature of CalcMenuSize 11/88
- 44 GetPenState and SetPenState Record Error 11/88
- 45 Parameters for GetFrameColor 9/89
- 46 DrawPicture Data Format 11/88
- 47 What SetDataSize Does 11/88
- 48 All About AlertWindow obsolete 11/90
- 49 Rebooting (Really) 1/89
- 50 Extended Serial Interface Error Handling 1/89
- *R* 51 How to Avoid Running Out of Memory 5/92
- *R* 52 Loading and Special Memory 5/92
- *R* 53 Desk Accessories and Tools 5/92
- 54 MIDI Drivers 11/90
- 55 Avoiding ClrHeartBeat 7/89
- 56 Managing Dynamic Segments obsolete 11/90
- 57 The Memory Manager and Interrupts 12/91
- 58 Keyboard Modifiers Register Anomaly 7/89
- 59 Do Not Create Zero-Length Text Scraps obsolete 1/91
- 60 Menu Manager Memorabilia 11/90
- 61 Window Title Handles 7/89
- 62 No Non-Solid Window Background Patterns 7/89
- 63 Master Color Values 7/89
- 64 Apple IIgs Installer and Installer Scripts 9/89
- 65 Control-^ is Harder Than It Looks 9/89
- *R* 66 ExpressLoad Philosophy 5/92
- *R* 67 LaserWriter Font Mapping 5/92
- 68 Tips for I/O Expansion Slot Card Design 9/89
- 69 The Ins and Outs of Slot Arbitration 5/90
- 70 Fast Graphics Hints 9/89
- *R* 71 DA Tips and Techniques 5/92
- *R* 72 QuickDraw II Quirks 5/92
- 73 Using User Tool Sets 1/91
- *R* 74 A Faster List Manager Draw Routine 5/92
- *R* 75 BeginUpdate Anomaly 5/92
- *R* 76 Miscellaneous Resource Formats 5/92
- 77 Print Manager & AppleTalk Configuration Files 1/90
- *R* 78 Bank Alignment and Memory Management 5/92
- 79 Integer Math Data Types 5/90
- 80 QuickDraw II Clipping 3/90
- 81 Extended Control Ecstasy 11/90
- 82 Controlling the Control Manager obsolete 11/90
- *R* 83 Resource Manager Stuff 5/92
- 84 TaskMaster Madness 7/90
- 85 Moving the Mouse 7/90
- 86 Risking Resourceful Code 9/90
- 87 Patching the Tool Dispatcher 9/90
- 88 The Page One Stack in a 16-Bit World 9/90
- 89 MessageByName--Catchy Messages 9/90
- 90 65816 Tips and Pitfalls 11/90
- *R* 91 The Wonderful World of Universal Access 5/92
- 92 Twisted Tales of TextEdit 11/90
- *R* 93 Compatible Printing 5/92
- *R* 94 Packing It In (and Out) 5/92
- 95 ROM Diagnostic Errors 9/90
- 96 Standard File Customization 11/90
- 97 Picture Comments and Printing 11/90
- *R* 98 Aren't Windows A Pane 5/92
- *R* 99 Supplemental Scrap Types 5/92
- *R* 100 VersionVille 5/92
- *R* 101 Patching the Toolbox 5/92
- *R* 102 Various Vectors 5/92
- *R* 103 Inline Procedure Names Format 5/92
- 104 Font Manager Fundamentals 12/91
- *** 105 We Interrupt This CPU... 5/92
- *** 106 ADB Addendum 5/92
- *** 107 Tool Locator Tribulations 5/92
- *** 108 Finder Funkiness 5/92
-
- Apple II Miscellaneous
-
- 1 80-Column Screen Dump 11/88
- 2 Apple II Family Identification Routines 2.1 11/88
- 3 Super Serial Card Firmware Bug 11/88
- 4 AppleWorks Keys 5/89
- 5 AppleWorks File Formats 5/89
- 6 IWM Port Description 11/88
- 7 Apple II Family Identification 11/88
- 8 Pascal 1.1 Firmware Protocol ID Bytes 11/88
- 9 AppleSoft Real Variable Storage 11/88
- 10 80-Column GetChar Routine 9/89
- 11 Examining the $C800 Space from AppleSoft 5/89
- 12 Apple II Firmware WAIT Routine 11/88
- 13 not used
- *R* 14 Guidelines for Telecommunication Programs 5/92
- *R* 15 Compatibility Across Apple II Models 5/92
- 16 Apple II Parallel Interface Card Firmware 7/90
- 17 Buried Treasures of the Video Overlay Card 9/90
- AppleTalk
-
- 1 Identifying AppleTalk 3/90
- 2 ProDOS 8 Compatibility on the IIe and IIgs 11/88
- 3 Avoiding Remote Printer Time-Outs 9/89
- 4 Printing Through the Firmware 9/90
- 5 SPCommand Calls and Error $0702 7/89
- 6 Apple IIe Workstation Card Anomalies 7/89
- 7 MLIACTV Flag and the IIe Workstation Card 11/89
- 8 Using the @ Prefix 9/90
- 9 The PAP Status Buffer 11/90
-
- HyperCard IIGS
-
- 1 Corrections to the Script Language Guide 3/91
- *R* 2 Known HyperCard Bugs 5/92
- 3 Pitching Sampled Sounds 3/91
-
- GS/OS
-
- *R* 1 Contents of System Software Distribution Disks 5/92
- 2 GS/OS and the 80-Column Firmware 11/88
- 3 Pointers on Caching 11/88
- 4 A GS/OS State of Mind 7/89
- 5 Resource Fork Formats 7/89
- 6 Drivers and GS/OS Direct Page 11/90
- 7 Behavior of SET_DISKSW 7/89
- 8 Filenames With More Than CAPS and Numerals 7/89
- *R* 9 Interrupt Handling Anomalies 5/92
- *R* 10 How Applications Find Their Files 5/92
- 11 About EraseDisk and Format 11/90
- 12 All About Notify Procs 9/90
- *R* 13 GS/OS Reference Update 5/92
- *** 14 The Console Driver Technical Note 5/92
-
- ImageWriter
-
- 1 Custom Font Selection 11/88
-
- Memory Expansion Card
-
- 1 Questions and Answers 11/88
-
- Mouse
-
- 1 Interrupt Environment with the Mouse 11/88
- 2 Varying VBL Interrupt Rate 11/88
- 3 Mode Byte of the SetMouse Routine 11/88
- 4 Mouse Firmware Bug Affecting ServeMouse 11/88
- 5 Check on Mouse Firmware Card 11/90
- 6 MouseText Characters 1/89
- 7 Mouse Clamping 11/88
- Pascal
-
- 4 Pascal Declarations and the Directory Structure
- of a Blocked Volume 11/88
- 10 Configuration and Use of the Apple II Pascal
- Run-Time Systems 11/88
- 12 Disk Formatter Routine 11/88
- 14 Apple Pascal 1.3 TREESEARCH and IDSEARCH 11/88
- 15 Apple II Pascal SHORTGRAPHICS Module 11/88
- 16 Driver to Have Two Volumes on One 3.5" Disk 11/88
- 17 SYSTEM.APPLE Patch V2.0 3/90
-
- ProDOS 8
-
- 1 The GETLN Buffer and a ProDOS Clock Card 11/88
- 2 Porting DOS 3.3 Programs to ProDOS and BASIC.SYSTEM 11/88
- 3 Device Search, Identification, and Driver Conventions 11/88
- 4 I/O Redirection in DOS and ProDOS 11/88
- 5 ProDOS Block Device Formatting 11/88
- 6 Attaching External Commands to BASIC.SYSTEM 11/88
- 7 Starting and Quitting Interpreter Conventions 11/88
- 8 Dealing with /RAM 11/88
- 9 Buffer Management Using BASIC.SYSTEM 11/88
- 10 Installing Clock Driver Routines 11/88
- 11 The ProDOS 8 MACHID Byte 11/88
- 12 Interrupt Handling 11/88
- 13 Double High-Resolution Graphics Files 11/88
- 14 Selector and Dispatcher Conventions 11/88
- 15 How ProDOS 8 Treats Slot 3 11/88
- 16 How to Format a ProDOS Disk Device 11/88
- 17 Recursive ProDOS Catalog Routine 11/89
- 18 /RAM Memory Map 11/88
- 19 File Auxiliary Type Assignment 11/88
- 20 Mirrored Devices and SmartPort 11/88
- 21 Identifying ProDOS Devices 3/90
- 22 Don't Put Parameter Blocks on Zero Page 7/89
- *R* 23 ProDOS 8 Changes and Minutia 5/92
- *R* 24 BASIC.SYSTEM Revisions 5/92
- 25 Non-Standard Storage Types 12/91
- 26 Polite Use of Auxiliary Memory 1/90
- 27 Hybrid Applications 1/90
- 28 ProDOS Dates--2000 and Beyond 9/90
- 29 Clearing the Backup Needed Bit 9/90
- *** 30 Sparse Station 5/92
-
- SmartPort
-
- 1 SmartPort Introduction 11/88
- 2 SmartPort Calls Updated 9/89
- 3 SmartPort Bus Architecture 11/88
- 4 SmartPort Device Types 11/88
- 5 SCSI SmartPort Call Changes 11/90
- 6 Apple IIgs SmartPort Errata 11/90
- 7 SmartPort Subtype Codes 11/88
- 8 SmartPort Packets 5/89
- 9 Apple II SCSI Errata 7/90
-
- UniDisk 3.5
-
- 1 UniDisk 3.5 Internals 11/88
- 2 UniDisk 3.5 ID Bytes 11/88
- 3 STATUS Call Bug 11/88
- 4 Accessing Macintosh Disks 11/88
- 5 Architectural Differences Between 3.5" Drives 11/88
-